Seiko Cal. 4578 - 357

The 4578-357 is a sought-after Solar piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-4767b811bf9d]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1970

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